Escape backlashes in class name

Author: pierredup

security/remember_me.rst

@@ -266,7 +266,7 @@ Storing remember me tokens in the database
 By default, tokens are stored in a cookie. You can choose to store the token in a database,
 to not have a (hashed) version of the password in a cookie.
 The DoctrineBridge comes with a
-:class:`Symfony\Bridge\Doctrine\Security\RememberMe\DoctrineTokenProvider` class
+:class:`Symfony\\Bridge\\Doctrine\\Security\\RememberMe\\DoctrineTokenProvider` class
 that you can use. In order to use the ``DoctrineTokenProvider``, you first
 need to register it as a service: